Spotlight on executives with much still to prove

Financial News picks the business leaders to watch and assesses the performance of last year's choices

Gary Black

Janus Capital, the Denver-based fund manager, enters 2006 with its third chief executive in less than two years, with Gary Black taking over from Steve Scheid on January 3. Black assumes control at an uncertain time for Janus, even by recent standards. The company is recovering from its involvement in the US mutual fund market-timing scandal, but rumours over its future have escalated recently with talk of a management buy-out, merger or takeover.